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16-12-2024 12:43

Karl Soler Kinnerbäck

Nectrioid on Angelica archangelica with Heterospha

11-12-2024 11:26

Yanick BOULANGER

Hello Harvested on a hazel branch on the groundVe

16-12-2024 13:29

Lothar Krieglsteiner Lothar Krieglsteiner

10.11.24, on decidous twig, likely Acacia, thermop

15-12-2024 15:09

Yannick Mourgues Yannick Mourgues

I would like your opinion on this Phaeohelotium fo

14-12-2024 21:37

Dirk Gerstner

Hello everyone,I found this beige/white 0.2-0.4mm

14-12-2024 13:10

éric ROMERO éric ROMERO

Bonjour, Récolté "dans" un tronc de Picea abies

19-11-2024 00:36

Pérez del Amo Carlos Manuel Pérez del Amo Carlos Manuel

Hace unos días encontramos numerosos ejemplares d

14-12-2024 14:18

éric ROMERO éric ROMERO

Rebonjour, Comme annoncé dans mon post précéde

12-12-2024 09:30

Josep Torres Josep Torres

Hello.I found some small black perithecia on an oa

03-12-2024 12:47

Vasileios Kaounas Vasileios Kaounas

Hymenoscyphus conscriptus ? In Hedera helix, in f

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Nectria on Angelica
Karl Soler Kinnerbäck, 16-12-2024 12:43
Nectrioid on Angelica archangelica with Heterosphaeria patella, alpine Sweden, 2024-08. 

Ascomata ~0,3mm 
Asci 70-110 x 10-12
Sp 23-30 x 5-6, 1-septate but some with 2 additional septa, not striate.

Help much appreciated!

Karl

  • message #80957
  • message #80957
  • message #80957
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  • message #80957
Alain GARDIENNET, 16-12-2024 13:09
Alain GARDIENNET
Re : Nectria on Angelica
Hi,
KOH reaction negative, we suppose ? Not a Nectria, and even not a Nectriaceae. But a Bionectriaceae very probably closed to Nectriella genus.
You can find a key in Studies in Mycology (42 if my memory is not out).
No setae on apex ?
Good research !Alain
Karl Soler Kinnerbäck, 16-12-2024 14:43
Re : Nectria on Angelica
Hi Alain!
Yes KOH-, I ended up on Nectriella but could not find a match. No apical hairs.

Karl